Thread: Show Thread Enhancements - Replace URL's With Page Title
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  #102  
Old 12-19-2007, 06:23 PM
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sweede sweede is offline
 
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while(!feof) , while NOT end of file. the correct methon would be to use fread(resource, bytes) , which reads the stream until bytes and then closes the stream.

I actually tested this one.


HTML Code:
if (!function_exists(convert_url_to_bbcode_callback_auto_title)) {
    function convert_url_to_bbcode_callback_auto_title($messagetext, $prepend)
    {
    	// the auto parser - adds [url] tags around neccessary things
    	$messagetext = str_replace('\"', '"', $messagetext);
    	$prepend = str_replace('\"', '"', $prepend);

    	static $urlSearchArray, $urlReplaceArray, $emailSearchArray, $emailReplaceArray;
    	if (empty($urlSearchArray))
    	{
    		$taglist = '\[b|\[i|\[u|\[left|\[center|\[right|\[indent|\[quote|\[highlight|\[\*' .
    			'|\[/b|\[/i|\[/u|\[/left|\[/center|\[/right|\[/indent|\[/quote|\[/highlight';
    		$urlSearchArray = array(
    			"#(^|(?<=[^_a-z0-9-=\]\"'/@]|(?<=" . $taglist . ")\]))((https?|ftp|gopher|news|telnet)://|www\.)((\[(?!/)|[^\s[^$`\"'|{}<>])+)(?!\[/url|\[/img)(?=[,.!)]*(\)\s|\)$|[\s[]|$))#siU"
    		);

    		$urlReplaceArray = array(
    			"[url]\\2\\4[/url]"
    		);




    		$emailSearchArray = array(
    			"/([ \n\r\t])([_a-z0-9-]+(\.[_a-z0-9-]+)*@[^\s]+(\.[a-z0-9-]+)*(\.[a-z]{2,4}))/si",
    			"/^([_a-z0-9-]+(\.[_a-z0-9-]+)*@[^\s]+(\.[a-z0-9-]+)*(\.[a-z]{2,4}))/si"
    		);

    		$emailReplaceArray = array(
    			"\\1[email]\\2[/email]",
    			"[email]\\0[/email]"
    		);
    	}

    	$text = preg_replace_callback($urlSearchArray, "auto_title", $messagetext);

    	if (strpos($text, "@"))
    	{
    		$text = preg_replace($emailSearchArray, $emailReplaceArray, $text);
    	}

    	return $prepend . $text;
    }
    
    function auto_title_http_get($url){ 

        $url_stuff = parse_url($url); 
        $port = isset($url_stuff['port']) ? $url_stuff['port'] : 80; 

        $fp = fsockopen($url_stuff['host'], $port); 

        $query  = "GET " . $url_stuff['path'] ."?". $url_stuff['query'] . " HTTP/1.0\n"; 
        $query .= "Host: " . $url_stuff['host']; 
        $query .= "\n\n"; 

        fwrite($fp, $query); 

       $buffer = fread($fp, 8192);

        preg_match('/Content-Length: ([0-9]+)/', $buffer, $parts); 

        return substr($buffer, - $parts[1]); 

    }
    function auto_title ($text)
    {

        if ($text[2] == 'www.' or $text[2] == 'WWW.') {
            $text[4] = $text[2] . $text[4]; 
            $text[2] = 'http://'; 
        }

        $paged = @fopen( $text[2] . $text[4], "r" ); #echo $page . "DONE"; 

        $page = auto_title_http_get($paged);

        preg_match("/<title>[\n\r\s]*(.*)[\n\r\s]*<\/title>/", $page, $title);

        if ($title[1] == '') {
            $title[1] = $text[2] . $text[4];
        }
            return "[url=\"" . $text[2] . $text[4] . "\"]" . preg_replace("/\&.+\;/", '', $title[1]) . "[/url]";
    }

}

$messagetext = preg_replace(
    '#(^|\[/(' . $skiptaglist . ')\])(.*(\[(' . $skiptaglist . ')|$))#siUe',
    "convert_url_to_bbcode_callback_auto_title('\\3', '\\1')",
    $messagetext
);
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